18. It is fine to be zealous, provided the purpose is good, and to be so always, not just when I am with you.
19. My dear children, for whom I am again in the pains of childbirth until Christ is formed in you,
20. how I wish I could be with you now and change my tone, because I am perplexed about you!
21. Tell me, you who want to be under the law, are you not aware of what the law says?